The FSL-K91 software option allows you to explore the modulation and perform spectral tests of WLAN signals. Supported standards: 802.11a, 802.11b, 802.11g, 802.11j. Testing of the following modulations: OFDM: 62QAM, 16QAM, QPSK, BPSK. As well as other types: CCK, DSSS, PBCC, Preamble long or short. Residual EVM OFDM, 64 QAM: - 38 dB.